Class 3 Computer Worksheet: Class Test

Computer lesson 18: Class 3 computer test · Set 64 · 40 questions

Remember (Find the topic, use the idea): Read the question and find its topic: hardware or software, units, memory, files, or editing text. Use that lesson’s idea — can you touch it, multiply to change units, RAM forgets, which file action, which shortcut. For unit sums, write the rule first (1 byte = 8 bits, 1 KB = 1024 bytes) and then multiply.

1. 1.🔍 Which is the odd one out? (a) a computer game (b) a paint program (c) a calculator app (d) a speaker
2. 2.⌨️ In a word processor, what does Ctrl+V do? (a) select all (b) print (c) paste (d) save
3. 3.💾 Which one is the working memory: RAM or storage? (a) RAM (b) storage
4. 4.Which shortcut do we press to cut? (a) Ctrl+Z (b) Ctrl+S (c) Ctrl+X (d) Ctrl+C
5. 5.Which of these is hardware? (a) a pen drive (b) a computer game (c) a calculator app (d) a word processor
6. 6.📁 Which word means to “keep your work for later” (for a file or folder)? (a) save (b) move (c) create (d) copy
7. 7.Which file ending is a picture? (a) .png (b) .mkv (c) .mp4 (d) .avi
8. 8.💡 What is the smallest unit of computer memory? (a) byte (b) KB (c) bit (d) GB
9. 9.🧰 Is a printer a storage, input or output device? (a) an input device (b) an output device (c) a storage device
10. 10.Which shortcut do we press to select all? (a) Ctrl+Y (b) Ctrl+Z (c) Ctrl+V (d) Ctrl+A
11. 11.💾 Which is smaller: 1 KB or 1 GB? (a) 1 KB (b) 1 GB
12. 12.True or false: RAM holds apps that are open. (a) True (b) False
13. 13.Which of these is software? (a) a printer (b) a calculator app (c) a hard disk (d) a scanner
14. 14.💾 Which one holds apps that are open: RAM or storage? (a) RAM (b) storage
15. 15.What does it mean to open a file? (a) make a brand-new one (b) store your work (c) throw it away (d) see what is inside
16. 16.🧰 Is a keyboard a storage, input or output device? (a) a storage device (b) an output device (c) an input device
17. 17.💾 Which is bigger: 1 MB or 1 bit? (a) 1 MB (b) 1 bit
18. 18.Which file ending is a document? (a) .gif (b) .png (c) .txt (d) .wav
19. 19.Which of these is hardware? (a) a web browser (b) a word processor (c) a keyboard (d) a computer game
20. 20.🔍 Which is the odd one out? (a) keyboard (b) mouse (c) solid-state drive (d) microphone
21. 21.🧰 Is a solid-state drive a storage, input or output device? (a) an output device (b) a storage device (c) an input device
22. 22.True or false: Ctrl+X is the shortcut to copy. (a) False (b) True
23. 23.Which shortcut do we press to redo? (a) Ctrl+X (b) Ctrl+Y (c) Ctrl+A (d) Ctrl+Z
24. 24.True or false: Ctrl+Y is the shortcut to redo. (a) True (b) False
25. 25.True or false: Ctrl+A is the shortcut to copy. (a) False (b) True
26. 26.💾 Which one loses data when off: RAM or storage? (a) storage (b) RAM
27. 27.True or false: a keyboard is software. (a) False (b) True
28. 28.💾 Which is bigger: 1 TB or 1 bit? (a) 1 bit (b) 1 TB
29. 29.💾 Which is smaller: 1 byte or 1 GB? (a) 1 GB (b) 1 byte
30. 30.📁 Which word means to “make a brand-new one” (for a file or folder)? (a) create (b) rename (c) copy (d) move
31. 31.📁 Which word means to “put it in another place” (for a file or folder)? (a) open (b) move (c) create (d) delete
32. 32.True or false: Ctrl+V is the shortcut to print. (a) True (b) False
33. 33.Which of these is a storage device? (a) mouse (b) pen drive (c) keyboard (d) monitor
34. 34.🏷️ Every file has a ___ so we can find it. (a) smell (b) name (c) taste (d) weight
35. 35.💾 How many KB are there in 1 MB?
36. 36.Which file ending is a document? (a) .wav (b) .pdf (c) .gif (d) .mp4
37. 37.True or false: to open a file means to see what is inside. (a) False (b) True
38. 38.Which of these is hardware? (a) a word processor (b) a paint program (c) a computer game (d) a webcam
39. 39.Which of these is hardware? (a) a printer (b) an operating system (c) a typing tutor (d) a paint program
40. 40.💾 Which is smaller: 1 GB or 1 byte? (a) 1 byte (b) 1 GB

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